Exodus 21:1-5

“Now these are the ordinances which you are to set before them:

“If you buy a Hebrew slave, he shall serve for six years; but on the seventh he shall leave as a free man without a payment to you.

If he comes alone, he shall leave alone; if he is the husband of a wife, then his wife shall leave with him.

If his master gives him a wife, and she bears him sons or daughters, the wife and her children shall belong to her master, and he shall leave alone.

But if the slave plainly says, ‘I love my master, my wife, and my children; I will not leave as a free man,’